these 3 derivations will be built:
  /nix/store/0jiqs3xm1654ghg771sfcbwgf0aa3ls9-treefmt.drv
  /nix/store/1al28i0l02c3bq8dgf16kr9phviqzy17-python3-3.13.15-env.drv
  /nix/store/2i1gkxp3f3mifxm2vbp3z3yyxzydm8qp-clan-cli.drv
these 7 paths will be fetched (0.0 KiB download, 1.9 MiB unpacked):
  /nix/store/qvd3yd9ivz2kpmm99ffm9vv0hyzcv0b4-flake-edit.toml
  /nix/store/m4gn61rwbjhq7gbk33kpy9faxbgsjnm8-lint-cross-compat
  /nix/store/jjr6rrn5abvf2q4y5bxhdcd5v3qh527f-nix-unit-2.34.2
  /nix/store/8cb1d2h03r0b012kg68z98h7zr5khdkv-nixf-diagnose-0.1.4
  /nix/store/9764pv6mjhvmhv9484kjj6i68sckgs3n-python3.13-ipython-9.9.0-man
  /nix/store/la17kwqm6rf5bsmidw5bb8pp69z46h9q-sizelint.toml
  /nix/store/d77xich00s4pphhwih3d33rkkf4ndnlb-treefmt.toml
building '/nix/store/1al28i0l02c3bq8dgf16kr9phviqzy17-python3-3.13.15-env.drv'
python3-3.13.15-env> structuredAttrs is enabled
python3-3.13.15-env> created 343 symlinks in user environment
building '/nix/store/2i1gkxp3f3mifxm2vbp3z3yyxzydm8qp-clan-cli.drv'
clan-cli> Running phase: buildPhase

upload niks3: failed
time=2026-09-09T00:16:45.564Z level=WARN msg="Request returned retryable status, retrying" attempt=1 max_attempts=6 backoff=100ms status=504 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-09T00:21:45.665Z level=WARN msg="Request returned retryable status, retrying" attempt=2 max_attempts=6 backoff=194.852146ms status=504 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-09T00:26:45.862Z level=WARN msg="Request returned retryable status, retrying" attempt=3 max_attempts=6 backoff=430.412196ms status=504 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-09T00:31:46.294Z level=WARN msg="Request returned retryable status, retrying" attempt=4 max_attempts=6 backoff=816.064064ms status=504 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-09T00:36:47.112Z level=WARN msg="Request returned retryable status, retrying" attempt=5 max_attempts=6 backoff=1.534920561s status=504 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-09T00:41:48.649Z level=ERROR msg="Fatal error" error="pushing paths: creating pending closures: creating pending closure: server returned 504: "